{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["national religious political", "date", "percent", "person", "work of art", "law"], "input": "Recently , the 2005 Ningxia Investment and Trade Fair and Ningxia - Taiwan Economic and Trade Cooperation Seminar were held in the city of Yinchuan ."}
{"national religious political": [], "date": ["2005"], "percent": [], "person": [], "work of art": [], "law": []}